Heath and Heather Fennel Tea is a thirst-quenching full flavoured drink which may help the digestive system. Like many other herbal teas, it comes in filter bags which can be used to make tea in a cup or pot. It contains a mixture of fennel seeds and stems. This tea is naturally caffeine free. This soothing tea contains the herb chamomile, which is known to help calm and unwind. It does not contain any artificial flavours or preservatives.